Mineral mining

Mineral mining

The extraction of valuable minerals or other geological materials from the earth for economic interests.

Industry: Mining

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Mineral mining

Fluorapatite

Mining; General mining

A hexagonal mineral, Ca 5 (PO 4 ) 3 F ; apatite group; variably colored; commonly fluorescent or phosphorescent; defines 5 on the Mohs hardness scale; a common accessory mineral in igneous and ...

Apatite

Mining; General mining

A hexagonal mineral, Ca 5 (PO 4 ) 3 F ; apatite group; variably colored; commonly fluorescent or phosphorescent; defines 5 on the Mohs hardness scale; a common accessory mineral in igneous and ...

Hydroxylapatite

Mining; General mining

A hexagonal mineral, Ca 5 (PO 4 ) 3 (OH) ; apatite group; an uncommon apatite in which hydroxyl predominates over fluorine and chlorine. Formerly spelled hydroxyapatite.

Gaudefroyite

Mining; General mining

A hexagonal mineral, Ca 4 Mn 3 (BO 3 ) 3 (CO 3 )(O,OH) 3 ; forms prisms associated with marokite, braunite, and hasumannite in calcite from Tachgagalt, Morocco.

Bazzite

Mining; General mining

A hexagonal mineral, Be 3 (Sc,Al) 2 Si 6 O 18 ; the scandium analogue of beryl; blue; at Baveno, Italy; Val Strem, Switzerland; and in central Kazakhstan.